asp.net 三层架构简单登录功能实现(入门级示例)

实现了 登陆 以及增删改查功能，非常入门级，直接附加test数据库即可,数据库在web/app_data文件夹下



using System;using System.Data;using System.Configuration;using System.Web;using System.Web.Security;using System.Web.UI;using System.Web.UI.WebControls;using System.Web.UI.WebControls.WebParts;using System.Web.UI.HtmlControls;using SystemModel;using SystemBLL;public partial class _Default : System.Web.UI.Page { protected void Page_Load(object sender, EventArgs e) { } protected void LinkButton1_Click(object sender, EventArgs e) { DataSet dataSet = BLL.Login(this.TextBox1.Text, this.TextBox2.Text); if (dataSet.Tables["s"].Rows.Count > 0) { Page.ClientScript.RegisterStartupScript(Page.GetType(), "message", "<script language='javascript' defer>alert('登录成功！');</script>"); Response.Redirect("test.aspx"); } else { Page.ClientScript.RegisterStartupScript(Page.GetType(), "message", "<script language='javascript' defer>alert('登录失败！');</script>"); } } protected void LinkButton2_Click(object sender, EventArgs e) { this.TextBox1.Text = null; this.TextBox2.Text = null; }}